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Loans - Modifications to Borrowers Experiencing Financial Difficulty (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025 USD ($) Loan	Sep. 30, 2024	Sep. 30, 2025 USD ($) Loan	Sep. 30, 2024
Loans [Abstract]
Accruing modified loans to borrowers experiencing financial difficulty, Number of loans (in Loan)		0	9	0
Accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			$ 14,193
Current Member [Member]
Loans [Abstract]
Accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			14,193
30-89 Days Past Due [Member]
Loans [Abstract]
Accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			0
90 Days Or Greater [Member]
Loans [Abstract]
Accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			$ 0
Real Estate Loans [Member]
Loans [Abstract]
Accruing modified loans to borrowers experiencing financial difficulty, Number of loans (in Loan) | Loan	7
Accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis	$ 13,905
Non accruing modified loans to borrowers experiencing financial difficulty, Number of loans (in Loan) | Loan			3
Non accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			$ 1,039
Real Estate Loans [Member] | Current Member [Member]
Loans [Abstract]
Non accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			1,039
Real Estate Loans [Member] | 30-89 Days Past Due [Member]
Loans [Abstract]
Non accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			0
Real Estate Loans [Member] | 90 Days Or Greater [Member]
Loans [Abstract]
Non accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			$ 0
Other Commercial Loans [Member]
Loans [Abstract]
Accruing modified loans to borrowers experiencing financial difficulty, Number of loans (in Loan) | Loan			1
Accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			$ 179
Accruing modified loans to borrowers experiencing financial difficulty, % of total class financing receivables			0.10%
Accruing modified loans to borrowers experiencing financial difficulty, weighted average debt instrument term			10 years
Other Commercial Loans [Member] | Current Member [Member]
Loans [Abstract]
Accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			$ 179
Other Commercial Loans [Member] | 30-89 Days Past Due [Member]
Loans [Abstract]
Accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			0
Other Commercial Loans [Member] | 90 Days Or Greater [Member]
Loans [Abstract]
Accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			$ 0
Mortgages [Member]
Loans [Abstract]
Accruing modified loans to borrowers experiencing financial difficulty, Number of loans (in Loan) | Loan			9
Accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			$ 14,193
Commercial [Member] | Real Estate Loans [Member]
Loans [Abstract]
Accruing modified loans to borrowers experiencing financial difficulty, Number of loans (in Loan) | Loan	7		7
Accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis	$ 13,905		$ 13,905
Accruing modified loans to borrowers experiencing financial difficulty, % of total class financing receivables	1.18%		1.18%
Accruing modified loans to borrowers experiencing financial difficulty, weighted average debt instrument term	1 year		1 year
Non accruing modified loans to borrowers experiencing financial difficulty, Number of loans (in Loan) | Loan			3
Non accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			$ 1,039
Non accruing modified loans to borrowers experiencing financial difficulty, % of total class financing receivables			0.09%
Non accruing modified loans to borrowers experiencing financial difficulty, weighted average debt instrument term			5 years
Non accruing modified loans to borrowers experiencing financial difficulty, amortization term			30 years
Commercial [Member] | Real Estate Loans [Member] | Current Member [Member]
Loans [Abstract]
Accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			$ 13,905
Non accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			1,039
Commercial [Member] | Real Estate Loans [Member] | 30-89 Days Past Due [Member]
Loans [Abstract]
Accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			0
Non accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			0
Commercial [Member] | Real Estate Loans [Member] | 90 Days Or Greater [Member]
Loans [Abstract]
Accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			0
Non accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			$ 0
Mortgages [Member] | Real Estate Loans [Member]
Loans [Abstract]
Accruing modified loans to borrowers experiencing financial difficulty, Number of loans (in Loan) | Loan			1
Accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			$ 109
Accruing modified loans to borrowers experiencing financial difficulty, % of total class financing receivables			0.04%
Accruing modified loans to borrowers experiencing financial difficulty, weighted average debt instrument term			5 years
Accruing modified loans to borrowers experiencing financial difficulty, amortization term			30 years
Mortgages [Member] | Real Estate Loans [Member] | Current Member [Member]
Loans [Abstract]
Accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			$ 109
Mortgages [Member] | Real Estate Loans [Member] | 30-89 Days Past Due [Member]
Loans [Abstract]
Accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			0
Mortgages [Member] | Real Estate Loans [Member] | 90 Days Or Greater [Member]
Loans [Abstract]
Accruing modified loans to borrowers experiencing financial difficulty, Amortized cost basis			$ 0

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